Describe and correct error in solving the equation 4x+7=x-2, also please show work

asked Nov 14, 2017 53.1k views

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4x+7=x-2
-x -x
3x+7=-2
-7=-7
3x=-9
÷3 =÷3
x=-3

Brian Battles answered Nov 17, 2017

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3 votes

4x+7=x-2
-x -x
3x+7=-2
-7 -7
3x=-9
3 3 You divide -9 by 3.
x=-3
Your welcome

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